Key utility system in pharmaceutical industry plant are HVAC system and water system, and water system include city water system, purified water system and WFI (water for injection) system.

制药工厂生产相关的主要公用系统有空调系统及水系统等，水系统包括一次水(饮用水)、纯水及注射用水。

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As a public utility, water supply industry has the particularity itself-natural monopoly and social commonweal, which is not in the general companies' possession.

供水行业作为社会公用事业，其自身具有通常意义的企业所不具有的特殊性—自然垄断性及社会公益性。

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The utility model which has the advantages of easy operation and hierarchical regulation can be used for industry pipelines, urban tap water and sewage conduits.

可用于工业管道和城市自来水、污水管道，是一种使用面广的通用阀门。

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Various Y2K experts predict that some of the nation's water supplies will fail when the clock strikes midnight because of computer problems, but the water utility industry strongly disagrees.

CNN: Y2K fears open flood of bottled water sales